Fix shadow variable in postgres.c

-Wshadow=compatible-local is added by default since 0fe954c, and this
warning was detected under -DWRITE_READ_PARSE_PLAN_TREES.

Reviewed-by: David Rowley
Discussion: https://postgr.es/m/Y0Ya5SH0QiaO9kKG@paquier.xyz

diff --git a/src/backend/tcop/postgres.c b/src/backend/tcop/postgres.c
index 5352d5f4c6bbef7626641015dd7f0719b5d0c174..27dee29f420b95c1b77c64198a1f504bdb275f33 100644 (file)
--- a/src/backend/tcop/postgres.c
+++ b/src/backend/tcop/postgres.c
@@ -815,15 +815,15 @@ pg_rewrite_query(Query *query)
 
                foreach(lc, querytree_list)
                {
-                       Query      *query = lfirst_node(Query, lc);
-                       char       *str = nodeToString(query);
+                       Query      *curr_query = lfirst_node(Query, lc);
+                       char       *str = nodeToString(curr_query);
                        Query      *new_query = stringToNodeWithLocations(str);
 
                        /*
                         * queryId is not saved in stored rules, but we must preserve it
                         * here to avoid breaking pg_stat_statements.
                         */
-                       new_query->queryId = query->queryId;
+                       new_query->queryId = curr_query->queryId;
 
                        new_list = lappend(new_list, new_query);
                        pfree(str);